Packaged cloud-init and its dependencies
Added the cloud-init service
nixos: configure samba and rsync shares with sets
btrfs-progs: 3.17.2 -> 3.17.3
mongodb: 2.6.5 -> 2.6.6
mongodb: Attempt to use boost157
xfsprogs: 3.2.1 -> 3.2.2
gnupg: 2.1.0 -> 2.1.1
libassuan: 2.1.2 -> 2.2.0
gpgme: 1.5.2 -> 1.5.3
pinentry: 0.8.4 -> 0.9.0
nixos/consul: Don't timeout if start job has many retries
libinput: 0.6.0 -> 0.7.0
bareos: 14.2.1 -> 14.2.2
remove btrfsProgs-3_16, not needed anymore
wml: new package and perl dependency Image::Size

Off-line HTML generation toolkit for Unix

http://thewml.org/
Merge pull request #5196 from madjar/cloud-init

cloud-init: add expression and service
Merge pull request #5254 from ehmry/network-filesystems

nixos: configure samba and rsync shares with sets